Antenatal Detection

case of anencephaly associated with cystic hygroma detected on antenatal sonography. Case Report A twenty-six year old, second gravida reported for aJ1!enatal checkup in early third trimester of her pregllancy. Her general physical examination did not reveal any significant abnormal ity. On local examination, head of the fetus could not be palpated. Her routine laboratory tests of blood and urine were normal. Ultrasonographic examination showed a single live fetus, 30 weeks of gestational age, with absence of brain and carnial vault (Fig I), prominent orbits at cranial end giving a "frog eye " appearance (Fig 2). A large multiseptate cystic mass was observed on the ventral aspect of the neck i. e. cystic hygroma (Fig 3). Keeping in view the poor prognosis of the fetus, parents decided to undergo for medical termination of pregnancy